package com.animal.auto;


import com.animal.response.Result;
import com.animal.response.ResultCode;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@Component
public class MyAuthenticationFailureHandler extends com.animal.auto.JSONAuthentication implements AuthenticationFailureHandler {
    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {
        Result result = null;
        //密码错误
        if(exception instanceof BadCredentialsException){
            result = Result.error(ResultCode.USER_CREDENTIALS_ERROR);
        }
//        response.setContentType("text/json;charset=utf-8");
//        //塞到HttpServletResponse中返回给前台
//        //这是springboot中jackson给我们提供的一种能将类或者其他对象转成json的方式
//        response.getWriter().write(new ObjectMapper().writeValueAsString(result));

        this.WriteJSON(request,response,result);
    }
}
